| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe + 3 O2 = 2 Fe2O3
Cu2S + KCLO3 = CuO + SO2 + KCL =>
3 Cu2S + 4 KCLO3 = 6 CuO + 3 SO2 + 4 KCL
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 3 Na2SO4 + 8 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
Ch3COOH + Ba(OH)2 = (Ch3COO)2Ba + H2O =>
2 Ch3COOH + Ba(OH)2 = (Ch3COO)2Ba + 2 H2O
CH3Br + NH3 = CH2 + NH4Br =>
CH3Br + NH3 = CH2 + NH4Br
C18H38 + CuO = H2O + CO2 + Cu =>
C18H38 + 55 CuO = 19 H2O + 18 CO2 + 55 Cu
Cu2S(s) + O2(g) = Cu2O(s) + SO2(g) =>
2 Cu2S(s) + 3 O2(g) = 2 Cu2O(s) + 2 SO2(g)
PbS + H2O2 = SO2 + Pb(OH)2 + H2O =>
PbS + 3 H2O2 = SO2 + Pb(OH)2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KMnO4 + Na2S2O3 + HCl = MnCl2 + Na2S4O6 + NaCl + KCl + H2O =>
2 KMnO4 + 10 Na2S2O3 + 16 HCl = 2 MnCl2 + 5 Na2S4O6 + 10 NaCl + 2 KCl + 8 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Zn + Cl = ZnCl =>
Zn + Cl = ZnCl
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
Na2SO4 + Ba(OH)2 = Ba(SO4) + NaOH =>
Na2SO4 + Ba(OH)2 = Ba(SO4) + 2 NaOH
CH3Br + NH3 = CH3NH2 + NH4Br =>
CH3Br + 2 NH3 = CH3NH2 + NH4Br
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
H2O + Na2O = NaOH =>
H2O + Na2O = 2 NaOH
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Co(NO3)2 + HCl = CoCl2 + HNO3 =>
Co(NO3)2 + 2 HCl = CoCl2 + 2 HNO3
AgNO3 + CaCl2 = Ca(NO3)2 + AgCl =>
2 AgNO3 + CaCl2 = Ca(NO3)2 + 2 AgCl
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HCl + MnSO4 = H2SO4 + MnCl2 =>
2 HCl + MnSO4 = H2SO4 + MnCl2
KCLO3 + FeSO4 + H2SO4 = KCL + Fe2(SO4)3 + H2O =>
KCLO3 + 6 FeSO4 + 3 H2SO4 = KCL + 3 Fe2(SO4)3 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2SO4 + Ba(OH)2 = BaSO4 + NaOH =>
Na2SO4 + Ba(OH)2 = BaSO4 + 2 NaOH
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Fe2O3 + NH3 = Fe + N2 + H2O =>
Fe2O3 + 2 NH3 = 2 Fe + N2 + 3 H2O
I2 + AgNO3 + H2O = AgIO3 + AgI + HNO3 =>
3 I2 + 6 AgNO3 + 3 H2O = AgIO3 + 5 AgI + 6 HNO3
CH3OH + O2 = CO2 + H20 =>
10 CH3OH + 5 O2 = 10 CO2 + 2 H20
CH3CH2OH + CH3COOH = CH3COOCH2CH3 + H2O =>
CH3CH2OH + CH3COOH = CH3COOCH2CH3 + H2O
Co(NO3)2 + HCl = CoCl2 + HNO3 =>
Co(NO3)2 + 2 HCl = CoCl2 + 2 HNO3
C6H8(NO2)2O5 + O = CO2 + H2O + N2 =>
C6H8(NO2)2O5 + 7 O = 6 CO2 + 4 H2O + N2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Ba(No3)2 + Fe2(So4)3 = BaSo4 + Fe(No3)3 =>
3 Ba(No3)2 + Fe2(So4)3 = 3 BaSo4 + 2 Fe(No3)3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
BaN6 + P3N5 + NH4Cl = BaP3N5NH + BaCl2 + N2 =>
9 BaN6 + 8 P3N5 + 2 NH4Cl = 8 BaP3N5NH + BaCl2 + 24 N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/01/17
Équations équilibrées sur03/03/16
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